tender for cutter bit tungsten carbide tipped, plasser part no. 64.08.2034-hm with lock washerplasser part no. 64.08.2035 and fixing pin part no. 8x40din1481 as per rdso specification no. tm/hm/6/435and rdso . drawing no. rdso/tm/03/19. warranty: 40km of deep screening or 30 months from date of supplywhichever is earlier.